Finding the Fourth Proportional to 526,724.84, 726,874.82 and 285,002.08
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Solution
The fourth proportional to 526,724.84, 726,874.82 and 285,002.08 is: 393,299.92
Step by Step Solution
- Step 1: Write the proportion equation
526,724.84 : 726,874.82 = 285,002.08 : x - Step 2: Convert to fraction form
526,724.84/726,874.82 = 285,002.08/x - Step 3: Cross multiply
526,724.84x = 726,874.82 × 285,002.08 - Step 4: Simplify right side
526,724.84x = 207,160,835,599.63 - Step 5: Solve for x
x = 207,160,835,599.63/526,724.84 - Step 6: Final answer
x = 393,299.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.